Influence of age on anticholinergic treatment with the first-generation drug, oxybutynin.
Oxybutynin's potential for dry mouth and undesirable anticholinergic effects is well documented. There are many case reports and small studies that suggest this drug is less effective in older patients and is potentially associated with an increased risk of urinary retention and other side-effects. To determine if older patients receiving oxybutynin reported more side-effects than younger patients. Analys